The word for today is…
phalanstery (noun) – 1. (a) A self-sustaining cooperative community of the followers of Fourierism. Also called phalanx.
(b) The buildings in such a community.
2. An association resembling a Fourierist phalanstery.
Fourierism : A system for social reform advocated by Charles Fourier in the early 1800s, proposing that society be organized into self-sustaining communal groups.
Source : The Free Dictionary
Etymology : 1846, from French phalanstère, name for one of the socialistic communities of c.1,800 people, living together as family, proposed as the basic unit of society in the system of French social scientist François-Marie-Charles Fourier (1772-1837), coined by Fourier from phalange, properly “phalanx” + ending after monastère “monastery.”